<template>
  <div class="AvatarContent">
    <div class="user-info-head" @click="editCropper()">
      <img :src="options.img" title="点击上传头像" class="avatar" />
    </div>
    <el-dialog
      :title="title"
      v-model="open"
      width="800px"
      append-to-body
      @opened="modalOpened"
      @close="closeDialog"
      draggable
      :destroy-on-close="true"
    >
      <el-row>
        <el-col :xs="24" :md="12" :style="{ height: '350px' }">
          <vue-cropper
            ref="cropper"
            :img="options.img"
            :info="true"
            :autoCrop="options.autoCrop"
            :autoCropWidth="options.autoCropWidth"
            :autoCropHeight="options.autoCropHeight"
            :fixedBox="options.fixedBox"
            :outputType="options.outputType"
            @realTime="realTime"
            v-if="visible"
          />
        </el-col>
        <el-col :xs="24" :md="12" :style="{ height: '350px' }">
          <div class="avatar-upload-preview">
            <img :src="options.previews.url" :style="options.previews.img" />
          </div>
        </el-col>
      </el-row>
      <br />
      <el-row class="pdb20">
        <el-col :lg="2" :md="2">
          <el-upload
            action="#"
            :http-request="requestUpload"
            :show-file-list="false"
            :before-upload="beforeUpload"
          >
            <el-button>
              选择
              <el-icon class="el-icon--right"><Upload /></el-icon>
            </el-button>
          </el-upload>
        </el-col>
        <el-col :lg="{ span: 1, offset: 2 }" :md="2">
          <el-button
            icon="CirclePlusFilled"
            @click="changeScale(1)"
          ></el-button>
        </el-col>
        <el-col :lg="{ span: 1, offset: 1 }" :md="2">
          <el-button icon="Minus" @click="changeScale(-1)"></el-button>
        </el-col>
        <el-col :lg="{ span: 1, offset: 1 }" :md="2">
          <el-button icon="RefreshLeft" @click="rotateLeft()"></el-button>
        </el-col>
        <el-col :lg="{ span: 1, offset: 1 }" :md="2">
          <el-button icon="RefreshRight" @click="rotateRight()"></el-button>
        </el-col>
        <el-col :lg="{ span: 2, offset: 6 }" :md="2">
          <el-button type="primary" @click="uploadImg()">提 交</el-button>
        </el-col>
      </el-row>
    </el-dialog>
  </div>
</template>

<script setup Name="UserAvatar">
import 'vue-cropper/dist/index.css';
import { imgUrlToBase64 } from '@/plugins/batchOperation.js';
import { uploadApi } from '@/api/upload/index';
import { VueCropper } from 'vue-cropper';
// import { uploadAvatar } from "@/api/system/user";
import useUserStore from '@/store/modules/user';
import { GetUserDetail, EditUser } from '@/api/system/user.js';

const userStore = useUserStore();
const { proxy } = getCurrentInstance();

const open = ref(false);
const visible = ref(false);
const title = ref('修改头像');

//图片裁剪数据
const options = reactive({
  img: userStore.Avatar, // 裁剪图片的地址
  autoCrop: true, // 是否默认生成截图框
  autoCropWidth: 200, // 默认生成截图框宽度
  autoCropHeight: 200, // 默认生成截图框高度
  fixedBox: true, // 固定截图框大小 不允许改变
  outputType: 'png', // 默认生成截图为PNG格式
  previews: {} //预览数据
});

/** 编辑头像 */
async function editCropper() {
  // let res = await changeBlob(userStore.Avatar)
  // console.log(res);
  open.value = true;
}
function changeBlob(url) {
  return new Promise(resolve => {
    const xhr = new XMLHttpRequest();
    xhr.open('GET', url, true);
    xhr.responseType = 'blob';
    xhr.onload = () => {
      if (xhr.status === 200) {
        resolve(xhr.response);
      }
    };
    xhr.send();
  });
}
/** 打开弹出层结束时的回调 */
function modalOpened() {
  visible.value = true;
}
/** 覆盖默认上传行为 */
function requestUpload() {}
/** 向左旋转 */
function rotateLeft() {
  proxy.$refs.cropper.rotateLeft();
}
/** 向右旋转 */
function rotateRight() {
  proxy.$refs.cropper.rotateRight();
}
/** 图片缩放 */
function changeScale(num) {
  num = num || 1;
  proxy.$refs.cropper.changeScale(num);
}
/** 上传预处理 */
function beforeUpload(file) {
  if (file.type.indexOf('image/') == -1) {
    proxy.$modal.msgError(
      '文件格式错误，请上传图片类型,如：JPG，PNG后缀的文件。'
    );
  } else {
    const reader = new FileReader();
    reader.readAsDataURL(file);
    reader.onload = () => {
      options.img = reader.result;
    };
  }
}

/** 上传图片 */
function uploadImg() {
  proxy.$refs.cropper.getCropBlob(async data => {
    let file = new File([data], '头像.png', { type: 'image/png' });
    console.log(file);
    try {
      let res = await uploadApi(file);
      useUserStore().editUserAvatar(proxy.$addFileHead(res.data.Path));
      let userResult = await GetUserDetail({ ID: userStore.userInfo.ID });
      let query = {
        ...userResult.data.Info,
        Avatar: res.data.Path
      };

      await EditUser(query);
      proxy.$modal.msgSuccess('上传成功');
      visible.value = false;
      open.value = false;
    } catch (error) {
      console.log(error);
    }
  });
}
/** 实时预览 */
function realTime(data) {
  options.previews = data;
}
/** 关闭窗口 */
function closeDialog() {
  options.img = userStore.Avatar;
  options.visible = false;
}
</script>

<style lang="scss" scoped>
.user-info-head {
  position: relative;
  // display: inline-block;
  height: 150px;
  width: 150px;
}
.avatar {
  height: 150px;
  width: 150px;
  border-radius: 50%;
}
.user-info-head:hover:after {
  text-align: center;
  content: '+';
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  color: #eee;
  background: rgba(0, 0, 0, 0.5);
  font-size: 24px;
  font-style: normal;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  cursor: pointer;
  line-height: 150px;
  width: 150px;
  border-radius: 50%;
}
.AvatarContent {
  border-radius: 50%;
  // background-color: rgb(247, 247, 247);
  border: 1px solid #ddd;
}
</style>
